Finished with the bunny. As far as I know there are no bugs with it.

bunny.gd

@@ -4,18 +4,26 @@ extends Node2D
 @onready var wait_timer: Timer = $WaitTimer
 @onready var collision_shape_2d: CollisionShape2D = $Area2D/CollisionShape2D
 @onready var death_collision_box: CollisionShape2D = $DeathBox/DeathCollisionBox
+@onready var hit_box_wait: Timer = $HitBoxWait
+@onready var animation_timer: Timer = $AnimationTimer
+@onready var death_sound: AudioStreamPlayer2D = $DeathSound
 
 var direction :float = 1.0
 const SPEED = 150
 
 signal player_died
 var wait :bool = false
+var alive :bool = true
 
 func _process(delta: float) -> void:
+	if !alive:
+		return
 	if !wait:
 		position.x += direction * SPEED * delta
 
 func _on_area_2d_body_entered(body: Node2D) -> void:
+	if !alive:
+		return
 	if body.name == "player":
 		emit_signal("player_died", body)
 	else:
@@ -24,11 +32,14 @@ func _on_area_2d_body_entered(body: Node2D) -> void:
 		animated_sprite_2d.animation = "idle"
 		animated_sprite_2d.flip_h = !animated_sprite_2d.flip_h
 		wait_timer.start()
+	print(body)
 
 
 func _on_wait_timer_timeout() -> void:
+	if !alive:
+		return
 	animated_sprite_2d.animation = "run"
-	_death_box_disabled()
+	hit_box_wait.start()
 	wait = false
 	direction *= -1
 
@@ -41,4 +52,15 @@ func _death_box_disabled() -> void:
 	death_collision_box.set_deferred("disabled", true)
 
 func _on_death_box_body_entered(body: Node2D) -> void:
-	print("Dead")
+	if body.name == "player":
+		alive = false
+		animated_sprite_2d.animation = "die"
+		death_sound.play()
+		animation_timer.start()
+
+func _on_hit_box_wait_timeout() -> void:
+	_death_box_disabled()
+
+
+func _on_animation_timer_timeout() -> void:
+	queue_free()